Home / 1,142,883.87-1,715,271.68-574,427.89

Finding the Fourth Proportional to 1,142,883.87, 1,715,271.68 and 574,427.89

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Solution

The fourth proportional to 1,142,883.87, 1,715,271.68 and 574,427.89 is: 862,117.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,883.87 : 1,715,271.68 = 574,427.89 : x
  2. Step 2: Convert to fraction form
    1,142,883.87/1,715,271.68 = 574,427.89/x
  3. Step 3: Cross multiply
    1,142,883.87x = 1,715,271.68 × 574,427.89
  4. Step 4: Simplify right side
    1,142,883.87x = 985,299,891,919.16
  5. Step 5: Solve for x
    x = 985,299,891,919.16/1,142,883.87
  6. Step 6: Final answer
    x = 862,117.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.